含有经过我修改的键盘过滤驱动，在w2k,wxp下运行，按左右shift,左alt便蓝屏,卸载需使用虚键盘(切记)以及最初源码,编译环境为w2kddk或wxpddk剩余的参看其中的README-containing modified keyboard filter driver in w2k, wxp running, according to shift around, then left alt blue screens, unloading need to use virtual keybo